import cv2
from numpy import *

lowerbH = 60
lowerbS = 59
lowerbV = 97
upperbH = 142
upperbS = 208
upperbV = 179

img = cv2.imread("demo/72_out.png")
HSV = cv2.cvtColor(img, cv2.COLOR_BGR2HSV)
cv2.imshow("2",HSV)
img_target = cv2.inRange(HSV, (lowerbH, lowerbS, lowerbV), (upperbH, upperbS, upperbV))
cv2.imshow("1",img_target)
cv2.waitKey()
